View difference between Paste ID: tv1K3BS5 and 9e1Y9FCM

--- Made By Orwell
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--- version 0.2 - 3 june 2012
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   print("Usage: build <gunzipped schematic file>")
   return
 end
 
 varht=1
 local filename = tArgs[1]
 
 if not fs.exists(filename) then
   print("File does not exist.")
   return
 end
 
 local cDir = "north"
 local cX = 0
 local cY = 0
 local cZ = 0
 local home = {cY,cX,cZ}
 local dblocks = "blocks"
 
 local length = 0
 local height = 0
 local width = 0
 local blocks = {}
 local data = {}
 
 block_id = {}
 
 block_id[0] = "Air"
 block_id[1] = "Stone"
 block_id[2] = "Grass"
 block_id[3] = "Dirt"
 block_id[4] = "Cobblestone"
 block_id[5] = "Wooden Plank"
 block_id[6] = "Sapling"
 block_id[7] = "Bedrock"
 block_id[8] = "Water"
 block_id[9] = "Stationary water"
 block_id[10] = "Lava"
 block_id[11] = "Stationary lava"
 block_id[12] = "Sand"
 block_id[13] = "Gravel"
 block_id[14] = "Gold Ore"
 block_id[15] = "Iron (Ore)"
 block_id[16] = "Coal Ore"
 block_id[17] = "Log"
 block_id[18] = "Leaves"
 block_id[19] = "Sponge"
 block_id[20] = "Glass"
 block_id[21] = "Lapis Lazuli (Ore)"
 block_id[22] = "Lapis Lazuli (Block)"
 block_id[23] = "Dispenser"
 block_id[24] = "Sandstone"
 block_id[25] = "Note Block Tile entity"
 block_id[26] = "Bed"
 block_id[27] = "Powered Rail "
 block_id[28] = "Detector Rail "
 block_id[29] = "Sticky Piston"
 block_id[30] = "Cobweb"
 block_id[31] = "Tall Grass"
 block_id[32] = "Dead Bush"
 block_id[33] = "Piston"
 block_id[34] = "Piston Extension"
 block_id[35] = "Wool"
 block_id[36] = "Block moved by Piston"
 block_id[37] = "Dandelionandelion"
 block_id[38] = "Rose"
 block_id[39] = "Brown Mushroom"
 block_id[40] = "Red Mushroom"
 block_id[41] = "Block of Gold"
 block_id[42] = "Block of Iron"
 block_id[43] = "Double Slabs"
 block_id[44] = "Slabs"
 block_id[45] = "Brick Block"
 block_id[46] = "TNT"
 block_id[47] = "Bookshelf"
 block_id[48] = "Moss Stone"
 block_id[49] = "Obsidian"
 block_id[50] = "Torch"
 block_id[51] = "Fire"
 block_id[52] = "Monster Spawner"
 block_id[53] = "Wooden Stairs"
 block_id[54] = "Chest"
 block_id[55] = "Redstone (Wire)"
 block_id[56] = "Diamond (Ore)"
 block_id[57] = "Block of Diamond"
 block_id[58] = "Crafting Table"
 block_id[59] = "Seeds"
 block_id[60] = "Farland"
 block_id[61] = "Furnace"
 block_id[62] = "Burning Furnace"
 block_id[63] = "Sign Post"
 block_id[64] = "Wooden Door"
 block_id[65] = "Ladders"
 block_id[66] = "Rails"
 block_id[67] = "Cobblestone Stairs"
 block_id[68] = "Wall Sign"
 block_id[69] = "Lever"
 block_id[70] = "Stone Pressure Plate"
 block_id[71] = "Iron Door"
 block_id[72] = "Wooden Pressure Plates"
 block_id[73] = "Redstone Ore"
 block_id[74] = "Glowing Redstone Ore"
 block_id[75] = "Redstone Torch"
 block_id[76] = "Redstone Torch"
 block_id[77] = "Stone Button "
 block_id[78] = "Snow"
 block_id[79] = "Ice"
 block_id[80] = "Snow Block"
 block_id[81] = "Cactus"
 block_id[82] = "Clay (Block)"
 block_id[83] = "Sugar Cane"
 block_id[84] = "Jukebox"
 block_id[85] = "Fence"
 block_id[86] = "Pumpkin"
 block_id[87] = "Netherrack"
 block_id[88] = "Soul Sand"
 block_id[89] = "Glowstone"
 block_id[90] = "Portal"
 block_id[91] = "Jack-O-Lantern"
 block_id[92] = "Cake Block"
 block_id[93] = "Redstone Repeater"
 block_id[94] = "Redstone Repeater"
 block_id[95] = "Locked Chest"
 block_id[96] = "Trapdoors"
 block_id[97] = "Hidden Silverfish"
 block_id[98] = "Stone Brick"
 block_id[99] = "Huge brown and red mushroom"
 block_id[100] = "Huge brown and red mushroom"
 block_id[101] = "Iron Bars"
 block_id[102] = "Glass Pane"
 block_id[103] = "Melon"
 block_id[104] = "Pumpkin Stem"
 block_id[105] = "Melon Stem"
 block_id[106] = "Vines"
 block_id[107] = "Fence Gate"
 block_id[108] = "Brick Stairs"
 block_id[109] = "Stone Brick Stairs"
 block_id[110] = "Mycelium"
 block_id[111] = "Lily Pad"
 block_id[112] = "Nether Brick"
 block_id[113] = "Nether Brick Fence"
 block_id[114] = "Nether Brick Stairs"
 block_id[115] = "Nether Wart"
 block_id[116] = "Enchantment Table"
 block_id[117] = "Brewing Stand"
 block_id[118] = "Cauldron"
 block_id[119] = "End Portal"
 block_id[120] = "End Portal Frame"
 block_id[121] = "End Stone "
 block_id[256] = "Iron Ingotron Shovel"
 block_id[257] = "Iron Pickaxe"
 block_id[258] = "Iron Axe"
 block_id[259] = "Flint and Steel"
 block_id[260] = "Red Apple"
 block_id[261] = "Bow"
 block_id[262] = "Arrow"
 block_id[263] = "Coal"
 
 woolColors = {}
 woolColors[0] = "White"
 woolColors[1] = "Orange"
 woolColors[2] = "Magenta"
 woolColors[3] = "Light Blue"
 woolColors[4] = "Yellow"
 woolColors[5] = "Lime"
 woolColors[6] = "Pink"
 woolColors[7] = "Gray"
 woolColors[8] = "Light Gray"
 woolColors[9] = "Cyan"
 woolColors[10] = "Purple"
 woolColors[11] = "Blue"
 woolColors[12] = "Brown"
 woolColors[13] = "Green"
 woolColors[14] = "Red"
 woolColors[15] = "Black"
 
 function getBlockName(id, blockData)
   blockData = blockData or nil
   if(block_id[id] == nil) then
     return "UNKNOWN"
   else
     if(blockData) then
       if(id == 35) then
         str = woolColors[blockData] .. " " .. block_id[id]
         return str
       end
     end
     return block_id[id]
   end
 end
 
 function getBlockId(x,y,z)
   return blocks[y + z*width + x*length*width + 1]
 end
 
 function getData(x,y,z)
   return data[y + z*width + x*length*width + 1]
 end
 
 function readbytes(h, n)
   for i=1,n do
     h.read()
   end
 end
 
 function readname(h)
   n1 = h.read()
   n2 = h.read()
 
   if(n1 == nil or n2 == nil) then
     return ""
   end
 
   n = n1*256 + n2
 
   str = ""
   for i=1,n do
     c = h.read()
     if c == nil then
       return
     end
     str = str .. string.char(c)
   end
   return str
 end
 
 function parse(a, h, containsName)
   containsName = containsName or true
   if a==0 then
     return
   end
   if containsName then
     name = readname(h)
   end
 
   if a==1 then
     readbytes(h,1)
   elseif a==2 then
     i1 = h.read()
     i2 = h.read()
     i = i1*256 + i2
     if(name=="Height") then
       height = i
     elseif (name=="Length") then
       length = i
     elseif (name=="Width") then
       width = i
     end
   elseif a==3 then
     readbytes(h,4)
   elseif a==4 then
     readbytes(h,8)
   elseif a==5 then
     readbytes(h,4)
   elseif a==6 then
     readbytes(h,8)
   elseif a==7 then
     i1 = h.read()
     i2 = h.read()
     i3 = h.read()
     i4 = h.read()
     i = i1*256*256*256 + i2*256*256 + i3*256 + i4
     if name == "Blocks" then
       for i=1,i do
         table.insert(blocks, h.read())
       end
     elseif name == "Data" then
       for i=1,i do
         table.insert(data, h.read())
       end
     else
       readbytes(h,i)
     end
   elseif a==8 then
     i1 = h.read()
     i2 = h.read()
     i = i1*256 + i2
     readbytes(h,i)
   elseif a==9 then
   	--readbytes(h,5)
   	type = h.read()
   	i1 = h.read()
     i2 = h.read()
     i3 = h.read()
     i4 = h.read()
     i = i1*256*256*256 + i2*256*256 + i3*256 + i4
     for j=1,i do
       parse(h.read(), h, false)
     end
   end
 end
 
 function forward()
   while not turtle.forward() do
     turtle.dig()
   end
 end
 
 function up()
   while not turtle.up() do
     turtle.digUp()
   end
 end
 
 function down()
   while not turtle.down() do
     turtle.digDown()
   end
 end
 
 function place()
   while not turtle.placeDown() do
     turtle.digDown()
   end
 end
 
 h = fs.open(filename, "rb")
 
 a = 0
 while (a ~= nil) do
   a = h.read()
   parse(a, h)
 end
 
 write("length: " .. length)
 write("   width: " .. width)
 write("   height: " .. height .. "\n")
 
 uniqueblocks={}
 for i,v in ipairs(blocks) do
   found = false
   for j,w in ipairs(uniqueblocks) do
     -- for now, data is only accounted for when the block is whool
     if (w.blockID==v and (w.data==data[i] or w.blockID ~= 35)) then
       found = true
       w.amount = w.amount + 1
       break
     end
   end
 
   if found==false then
     uniqueblocks[#uniqueblocks+1] = {}
     uniqueblocks[#uniqueblocks].blockID = v
     uniqueblocks[#uniqueblocks].data = data[i]
     uniqueblocks[#uniqueblocks].amount = 1
   end
 end
 
 print("number of block types: " .. #uniqueblocks)
 for i,v in ipairs(uniqueblocks) do
   if (i%9)==0 then
     read()
   end
   print(" -" .. getBlockName(v.blockID, v.data) .. ": " .. v.amount)
 end
 
 read()
 
 print("Give the numbers of all slots containing the specified block type:")
 
 slots={}
 for i,block in ipairs(uniqueblocks) do
   blockData = block.data
   print(" -in which slots is " .. getBlockName(block.blockID, blockData) .. "?")
   if not slots[block.blockID] then
     slots[block.blockID] = {}
   end
   slots[block.blockID][blockData] = {}
   write("   ")
   str = read()
   for i = 1, #str do
     local c = str:sub(i,i)
     n = tonumber(c)
     if(n) then
       if(n>0 and n<10) then
         table.insert(slots[block.blockID][blockData], n)
       end
     end
   end
 end
 
 print("Press key to start building...")
 read()
 
 up()
 n = 1
 turtle.select(n)
 
 for x=1,height do
   for y=1,width do
     for z=1,length do
       blockID = getBlockId(x-1,y-1,z-1)
       blockData = getData(x-1,y-1,z-1)
       forward()
       turtle.digDown()
-            if(turtle.getItemCount(v) > 0) then
+
       if(slot_lst ~= nil) then
         if(#slot_lst > 0) then
           local found=false
           for i,v in ipairs(slot_lst) do
             if(turtle.getItemCount(v) > 1) then
               found=true
               turtle.select(v)
               break
             end
           end
           if not found then
             print("Not enough " .. getBlockName(blockID, blockData) .. ". Please refill...")
             read()
           end
           place()
         end
       end
     end
     turtle.turnLeft()
     forward()
     turtle.turnLeft()
     for i=1,length do
       forward()
     end
     turtle.turnRight()
     turtle.turnRight()
   end
   turtle.turnRight()
   for i=1,width do
     forward()
   end
   turtle.turnLeft()
   for i=1,varht do
     turtle.down()
   end
   for i=1,16 do
     turtle.select(i)
     turtle.suckDown()
   end
   for i=1,varht do
     turtle.up()
   end
   up()
   varht=varht+1
 end
 
 for i=1,height+1 do
   down()
 end